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Labor Day Putting down your wrenches or time for
MORE wrenching? 
Plenty of places to share. | | Click on image for the lowdown. 
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| | | Forums66 Topics128,005 Posts1,055,261 Members48,418 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
| | THANKS!
For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
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#73816 02/24/2007 12:26 AM | Joined: Jul 2004 Posts: 5,708 'Bolter | | 'Bolter Joined: Jul 2004 Posts: 5,708 | The 503 was a monster 6cylinder used in the 640 series. Rick, in another forum, mentions the engine he is trying to ID appears to be a V-8.
It sounds like it might be a conversion of sorts. Maybe the pictures are a click away.
My cousin lurks in that neck of the woods, especially in old abandoned shipyards...this truck sounds like it could be one of his treasures!
Stuart | | |
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